Finding the Fourth Proportional to 21,936.45, 32,907.39 and 7,141.41

Step by Step Solution

1. Step 1: Write the proportion equation
   21,936.45 : 32,907.39 = 7,141.41 : x
2. Step 2: Convert to fraction form
   21,936.45/32,907.39 = 7,141.41/x
3. Step 3: Cross multiply
   21,936.45x = 32,907.39 × 7,141.41
4. Step 4: Simplify right side
   21,936.45x = 235,005,164.02
5. Step 5: Solve for x
   x = 235,005,164.02/21,936.45
6. Step 6: Final answer
   x = 10,713.00